Police are speaking after three people were injured in a stabbing at a Sheffield school

Sheffield Police have provided an update after three people were injured in a stabbing at a secondary school on Wednesday morning (May 1).

A 17-year-old boy has been arrested on suspicion of attempted murder after the attack at Birley Academy, which went into lockdown.

A child was assaulted and two adults suffered “minor injuries” in the incident involving a sharp object, South Yorkshire Police said.

Police said in an update Wednesday afternoon that the suspect was arrested within minutes of the initial 911 call.